321015420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^3$

素因数の和:91

約数の個数: 288

約数和(自身を含む): 1166356800

約数和(自身を除く): 845341380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 85, 90, 99, 102, 108, 110, 121, 132, 135, 153, 165, 170, 180, 187, 198, 204, 220, 242, 255, 270, 289, 297, 306, 330, 340, 363, 374, 396, 459, 484, 495, 510, 540, 561, 578, 594, 605, 612, 660, 726, 748, 765, 867, 918, 935, 990, 1020, 1089, 1122, 1156, 1188, 1210, 1445, 1452, 1485, 1530, 1683, 1734, 1815, 1836, 1870, 1980, 2057, 2178, 2244, 2295, 2420, 2601, 2805, 2890, 2970, 3060, 3179, 3267, 3366, 3468, 3630, 3740, 4114, 4335, 4356, 4590, 4913, 5049, 5202, 5445, 5610, 5780, 5940, 6171, 6358, 6534, 6732, 7260, 7803, 8228, 8415, 8670, 9180, 9537, 9826, 10098, 10285, 10404, 10890, 11220, 12342, 12716, 13005, 13068, 14739, 15606, 15895, 16335, 16830, 17340, 18513, 19074, 19652, 20196, 20570, 21780, 24565, 24684, 25245, 26010, 28611, 29478, 30855, 31212, 31790, 32670, 33660, 34969, 37026, 38148, 39015, 41140, 44217, 47685, 49130, 50490, 52020, 54043, 55539, 57222, 58956, 61710, 63580, 65340, 69938, 73695, 74052, 78030, 85833, 88434, 92565, 95370, 98260, 100980, 104907, 108086, 111078, 114444, 123420, 132651, 139876, 143055, 147390, 156060, 162129, 171666, 174845, 176868, 185130, 190740, 209814, 216172, 221085, 222156, 265302, 270215, 277695, 286110, 294780, 314721, 324258, 343332, 349690, 370260, 419628, 429165, 442170, 486387, 524535, 530604, 540430, 555390, 572220, 594473, 629442, 648516, 663255, 699380, 810645, 858330, 884340, 944163, 972774, 1049070, 1080860, 1110780, 1188946, 1258884, 1326510, 1459161, 1573605, 1621290, 1716660, 1783419, 1888326, 1945548, 2098140, 2377892, 2431935, 2653020, 2918322, 2972365, 3147210, 3242580, 3566838, 3776652, 4720815, 4863870, 5350257, 5836644, 5944730, 6294420, 7133676, 7295805, 8917095, 9441630, 9727740, 10700514, 11889460, 14591610, 16050771, 17834190, 18883260, 21401028, 26751285, 29183220, 32101542, 35668380, 53502570, 64203084, 80253855, 107005140, 160507710, 321015420]

約数ペア:

[(1, 321015420), (2, 160507710), (3, 107005140), (4, 80253855), (5, 64203084), (6, 53502570), (9, 35668380), (10, 32101542), (11, 29183220), (12, 26751285), (15, 21401028), (17, 18883260), (18, 17834190), (20, 16050771), (22, 14591610), (27, 11889460), (30, 10700514), (33, 9727740), (34, 9441630), (36, 8917095), (44, 7295805), (45, 7133676), (51, 6294420), (54, 5944730), (55, 5836644), (60, 5350257), (66, 4863870), (68, 4720815), (85, 3776652), (90, 3566838), (99, 3242580), (102, 3147210), (108, 2972365), (110, 2918322), (121, 2653020), (132, 2431935), (135, 2377892), (153, 2098140), (165, 1945548), (170, 1888326), (180, 1783419), (187, 1716660), (198, 1621290), (204, 1573605), (220, 1459161), (242, 1326510), (255, 1258884), (270, 1188946), (289, 1110780), (297, 1080860), (306, 1049070), (330, 972774), (340, 944163), (363, 884340), (374, 858330), (396, 810645), (459, 699380), (484, 663255), (495, 648516), (510, 629442), (540, 594473), (561, 572220), (578, 555390), (594, 540430), (605, 530604), (612, 524535), (660, 486387), (726, 442170), (748, 429165), (765, 419628), (867, 370260), (918, 349690), (935, 343332), (990, 324258), (1020, 314721), (1089, 294780), (1122, 286110), (1156, 277695), (1188, 270215), (1210, 265302), (1445, 222156), (1452, 221085), (1485, 216172), (1530, 209814), (1683, 190740), (1734, 185130), (1815, 176868), (1836, 174845), (1870, 171666), (1980, 162129), (2057, 156060), (2178, 147390), (2244, 143055), (2295, 139876), (2420, 132651), (2601, 123420), (2805, 114444), (2890, 111078), (2970, 108086), (3060, 104907), (3179, 100980), (3267, 98260), (3366, 95370), (3468, 92565), (3630, 88434), (3740, 85833), (4114, 78030), (4335, 74052), (4356, 73695), (4590, 69938), (4913, 65340), (5049, 63580), (5202, 61710), (5445, 58956), (5610, 57222), (5780, 55539), (5940, 54043), (6171, 52020), (6358, 50490), (6534, 49130), (6732, 47685), (7260, 44217), (7803, 41140), (8228, 39015), (8415, 38148), (8670, 37026), (9180, 34969), (9537, 33660), (9826, 32670), (10098, 31790), (10285, 31212), (10404, 30855), (10890, 29478), (11220, 28611), (12342, 26010), (12716, 25245), (13005, 24684), (13068, 24565), (14739, 21780), (15606, 20570), (15895, 20196), (16335, 19652), (16830, 19074), (17340, 18513)]