211589820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 288

約数和(自身を含む): 762810048

約数和(自身を除く): 551220228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 81, 85, 90, 102, 108, 117, 130, 135, 153, 156, 162, 170, 180, 195, 197, 204, 221, 234, 243, 255, 260, 270, 306, 324, 340, 351, 390, 394, 405, 442, 459, 468, 486, 510, 540, 585, 591, 612, 663, 702, 765, 780, 788, 810, 884, 918, 972, 985, 1020, 1053, 1105, 1170, 1182, 1215, 1326, 1377, 1404, 1530, 1620, 1755, 1773, 1836, 1970, 1989, 2106, 2210, 2295, 2340, 2364, 2430, 2561, 2652, 2754, 2955, 3060, 3159, 3315, 3349, 3510, 3546, 3940, 3978, 4131, 4212, 4420, 4590, 4860, 5122, 5265, 5319, 5508, 5910, 5967, 6318, 6630, 6698, 6885, 7020, 7092, 7683, 7956, 8262, 8865, 9180, 9945, 10047, 10244, 10530, 10638, 11820, 11934, 12636, 12805, 13260, 13396, 13770, 15366, 15795, 15957, 16524, 16745, 17730, 17901, 19890, 20094, 20655, 21060, 21276, 23049, 23868, 25610, 26595, 27540, 29835, 30141, 30732, 31590, 31914, 33490, 35460, 35802, 38415, 39780, 40188, 41310, 43537, 46098, 47871, 50235, 51220, 53190, 53703, 59670, 60282, 63180, 63828, 66980, 69147, 71604, 76830, 79785, 82620, 87074, 89505, 90423, 92196, 95742, 100470, 106380, 107406, 115245, 119340, 120564, 130611, 138294, 150705, 153660, 159570, 174148, 179010, 180846, 191484, 200940, 207441, 214812, 217685, 230490, 239355, 261222, 268515, 271269, 276588, 301410, 319140, 345735, 358020, 361692, 391833, 414882, 435370, 452115, 460980, 478710, 522444, 537030, 542538, 602820, 622323, 653055, 691470, 783666, 813807, 829764, 870740, 904230, 957420, 1037205, 1074060, 1085076, 1175499, 1244646, 1306110, 1356345, 1382940, 1567332, 1627614, 1808460, 1959165, 2074410, 2350998, 2489292, 2612220, 2712690, 3111615, 3255228, 3526497, 3918330, 4069035, 4148820, 4701996, 5425380, 5877495, 6223230, 7052994, 7836660, 8138070, 10579491, 11754990, 12446460, 14105988, 16276140, 17632485, 21158982, 23509980, 35264970, 42317964, 52897455, 70529940, 105794910, 211589820]

約数ペア:

[(1, 211589820), (2, 105794910), (3, 70529940), (4, 52897455), (5, 42317964), (6, 35264970), (9, 23509980), (10, 21158982), (12, 17632485), (13, 16276140), (15, 14105988), (17, 12446460), (18, 11754990), (20, 10579491), (26, 8138070), (27, 7836660), (30, 7052994), (34, 6223230), (36, 5877495), (39, 5425380), (45, 4701996), (51, 4148820), (52, 4069035), (54, 3918330), (60, 3526497), (65, 3255228), (68, 3111615), (78, 2712690), (81, 2612220), (85, 2489292), (90, 2350998), (102, 2074410), (108, 1959165), (117, 1808460), (130, 1627614), (135, 1567332), (153, 1382940), (156, 1356345), (162, 1306110), (170, 1244646), (180, 1175499), (195, 1085076), (197, 1074060), (204, 1037205), (221, 957420), (234, 904230), (243, 870740), (255, 829764), (260, 813807), (270, 783666), (306, 691470), (324, 653055), (340, 622323), (351, 602820), (390, 542538), (394, 537030), (405, 522444), (442, 478710), (459, 460980), (468, 452115), (486, 435370), (510, 414882), (540, 391833), (585, 361692), (591, 358020), (612, 345735), (663, 319140), (702, 301410), (765, 276588), (780, 271269), (788, 268515), (810, 261222), (884, 239355), (918, 230490), (972, 217685), (985, 214812), (1020, 207441), (1053, 200940), (1105, 191484), (1170, 180846), (1182, 179010), (1215, 174148), (1326, 159570), (1377, 153660), (1404, 150705), (1530, 138294), (1620, 130611), (1755, 120564), (1773, 119340), (1836, 115245), (1970, 107406), (1989, 106380), (2106, 100470), (2210, 95742), (2295, 92196), (2340, 90423), (2364, 89505), (2430, 87074), (2561, 82620), (2652, 79785), (2754, 76830), (2955, 71604), (3060, 69147), (3159, 66980), (3315, 63828), (3349, 63180), (3510, 60282), (3546, 59670), (3940, 53703), (3978, 53190), (4131, 51220), (4212, 50235), (4420, 47871), (4590, 46098), (4860, 43537), (5122, 41310), (5265, 40188), (5319, 39780), (5508, 38415), (5910, 35802), (5967, 35460), (6318, 33490), (6630, 31914), (6698, 31590), (6885, 30732), (7020, 30141), (7092, 29835), (7683, 27540), (7956, 26595), (8262, 25610), (8865, 23868), (9180, 23049), (9945, 21276), (10047, 21060), (10244, 20655), (10530, 20094), (10638, 19890), (11820, 17901), (11934, 17730), (12636, 16745), (12805, 16524), (13260, 15957), (13396, 15795), (13770, 15366)]