817855380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 288

約数和(自身を含む): 2872920960

約数和(自身を除く): 2055065580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 81, 85, 90, 95, 102, 108, 114, 135, 153, 162, 170, 171, 180, 190, 204, 228, 243, 255, 270, 285, 306, 323, 324, 340, 342, 380, 405, 459, 486, 510, 513, 521, 540, 570, 612, 646, 684, 765, 810, 855, 918, 969, 972, 1020, 1026, 1042, 1140, 1215, 1292, 1377, 1530, 1539, 1563, 1615, 1620, 1710, 1836, 1938, 2052, 2084, 2295, 2430, 2565, 2605, 2754, 2907, 3060, 3078, 3126, 3230, 3420, 3876, 4131, 4590, 4617, 4689, 4845, 4860, 5130, 5210, 5508, 5814, 6156, 6252, 6460, 6885, 7695, 7815, 8262, 8721, 8857, 9180, 9234, 9378, 9690, 9899, 10260, 10420, 11628, 13770, 14067, 14535, 15390, 15630, 16524, 17442, 17714, 18468, 18756, 19380, 19798, 20655, 23085, 23445, 26163, 26571, 27540, 28134, 29070, 29697, 30780, 31260, 34884, 35428, 39596, 41310, 42201, 43605, 44285, 46170, 46890, 49495, 52326, 53142, 56268, 58140, 59394, 70335, 78489, 79713, 82620, 84402, 87210, 88570, 89091, 92340, 93780, 98990, 104652, 106284, 118788, 126603, 130815, 132855, 140670, 148485, 156978, 159426, 168283, 168804, 174420, 177140, 178182, 197980, 211005, 239139, 253206, 261630, 265710, 267273, 281340, 296970, 313956, 318852, 336566, 356364, 392445, 398565, 422010, 445455, 478278, 504849, 506412, 523260, 531420, 534546, 593940, 633015, 673132, 717417, 784890, 797130, 801819, 841415, 844020, 890910, 956556, 1009698, 1069092, 1195695, 1266030, 1336365, 1434834, 1514547, 1569780, 1594260, 1603638, 1682830, 1781820, 2019396, 2152251, 2391390, 2405457, 2524245, 2532060, 2672730, 2869668, 3029094, 3207276, 3365660, 3587085, 4009095, 4304502, 4543641, 4782780, 4810914, 5048490, 5345460, 6058188, 7174170, 7572735, 8018190, 8609004, 9087282, 9621828, 10096980, 10761255, 12027285, 13630923, 14348340, 15145470, 16036380, 18174564, 21522510, 22718205, 24054570, 27261846, 30290940, 40892769, 43045020, 45436410, 48109140, 54523692, 68154615, 81785538, 90872820, 136309230, 163571076, 204463845, 272618460, 408927690, 817855380]

約数ペア:

[(1, 817855380), (2, 408927690), (3, 272618460), (4, 204463845), (5, 163571076), (6, 136309230), (9, 90872820), (10, 81785538), (12, 68154615), (15, 54523692), (17, 48109140), (18, 45436410), (19, 43045020), (20, 40892769), (27, 30290940), (30, 27261846), (34, 24054570), (36, 22718205), (38, 21522510), (45, 18174564), (51, 16036380), (54, 15145470), (57, 14348340), (60, 13630923), (68, 12027285), (76, 10761255), (81, 10096980), (85, 9621828), (90, 9087282), (95, 8609004), (102, 8018190), (108, 7572735), (114, 7174170), (135, 6058188), (153, 5345460), (162, 5048490), (170, 4810914), (171, 4782780), (180, 4543641), (190, 4304502), (204, 4009095), (228, 3587085), (243, 3365660), (255, 3207276), (270, 3029094), (285, 2869668), (306, 2672730), (323, 2532060), (324, 2524245), (340, 2405457), (342, 2391390), (380, 2152251), (405, 2019396), (459, 1781820), (486, 1682830), (510, 1603638), (513, 1594260), (521, 1569780), (540, 1514547), (570, 1434834), (612, 1336365), (646, 1266030), (684, 1195695), (765, 1069092), (810, 1009698), (855, 956556), (918, 890910), (969, 844020), (972, 841415), (1020, 801819), (1026, 797130), (1042, 784890), (1140, 717417), (1215, 673132), (1292, 633015), (1377, 593940), (1530, 534546), (1539, 531420), (1563, 523260), (1615, 506412), (1620, 504849), (1710, 478278), (1836, 445455), (1938, 422010), (2052, 398565), (2084, 392445), (2295, 356364), (2430, 336566), (2565, 318852), (2605, 313956), (2754, 296970), (2907, 281340), (3060, 267273), (3078, 265710), (3126, 261630), (3230, 253206), (3420, 239139), (3876, 211005), (4131, 197980), (4590, 178182), (4617, 177140), (4689, 174420), (4845, 168804), (4860, 168283), (5130, 159426), (5210, 156978), (5508, 148485), (5814, 140670), (6156, 132855), (6252, 130815), (6460, 126603), (6885, 118788), (7695, 106284), (7815, 104652), (8262, 98990), (8721, 93780), (8857, 92340), (9180, 89091), (9234, 88570), (9378, 87210), (9690, 84402), (9899, 82620), (10260, 79713), (10420, 78489), (11628, 70335), (13770, 59394), (14067, 58140), (14535, 56268), (15390, 53142), (15630, 52326), (16524, 49495), (17442, 46890), (17714, 46170), (18468, 44285), (18756, 43605), (19380, 42201), (19798, 41310), (20655, 39596), (23085, 35428), (23445, 34884), (26163, 31260), (26571, 30780), (27540, 29697), (28134, 29070)]