81290430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 248609088

約数和(自身を除く): 167318658

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 61, 65, 67, 78, 85, 90, 102, 117, 122, 130, 134, 153, 170, 183, 195, 201, 221, 234, 255, 305, 306, 335, 366, 390, 402, 442, 510, 549, 585, 603, 610, 663, 670, 765, 793, 871, 915, 1005, 1037, 1098, 1105, 1139, 1170, 1206, 1326, 1530, 1586, 1742, 1830, 1989, 2010, 2074, 2210, 2278, 2379, 2613, 2745, 3015, 3111, 3315, 3417, 3965, 3978, 4087, 4355, 4758, 5185, 5226, 5490, 5695, 6030, 6222, 6630, 6834, 7137, 7839, 7930, 8174, 8710, 9333, 9945, 10251, 10370, 11390, 11895, 12261, 13065, 13481, 14274, 14807, 15555, 15678, 17085, 18666, 19890, 20435, 20502, 23790, 24522, 26130, 26962, 29614, 31110, 34170, 35685, 36783, 39195, 40443, 40870, 44421, 46665, 51255, 53131, 61305, 67405, 69479, 71370, 73566, 74035, 78390, 80886, 88842, 93330, 102510, 106262, 121329, 122610, 133263, 134810, 138958, 148070, 159393, 183915, 202215, 208437, 222105, 242658, 265655, 266526, 318786, 347395, 367830, 404430, 416874, 444210, 478179, 531310, 606645, 625311, 666315, 694790, 796965, 903227, 956358, 1042185, 1213290, 1250622, 1332630, 1593930, 1806454, 2084370, 2390895, 2709681, 3126555, 4516135, 4781790, 5419362, 6253110, 8129043, 9032270, 13548405, 16258086, 27096810, 40645215, 81290430]

約数ペア:

[(1, 81290430), (2, 40645215), (3, 27096810), (5, 16258086), (6, 13548405), (9, 9032270), (10, 8129043), (13, 6253110), (15, 5419362), (17, 4781790), (18, 4516135), (26, 3126555), (30, 2709681), (34, 2390895), (39, 2084370), (45, 1806454), (51, 1593930), (61, 1332630), (65, 1250622), (67, 1213290), (78, 1042185), (85, 956358), (90, 903227), (102, 796965), (117, 694790), (122, 666315), (130, 625311), (134, 606645), (153, 531310), (170, 478179), (183, 444210), (195, 416874), (201, 404430), (221, 367830), (234, 347395), (255, 318786), (305, 266526), (306, 265655), (335, 242658), (366, 222105), (390, 208437), (402, 202215), (442, 183915), (510, 159393), (549, 148070), (585, 138958), (603, 134810), (610, 133263), (663, 122610), (670, 121329), (765, 106262), (793, 102510), (871, 93330), (915, 88842), (1005, 80886), (1037, 78390), (1098, 74035), (1105, 73566), (1139, 71370), (1170, 69479), (1206, 67405), (1326, 61305), (1530, 53131), (1586, 51255), (1742, 46665), (1830, 44421), (1989, 40870), (2010, 40443), (2074, 39195), (2210, 36783), (2278, 35685), (2379, 34170), (2613, 31110), (2745, 29614), (3015, 26962), (3111, 26130), (3315, 24522), (3417, 23790), (3965, 20502), (3978, 20435), (4087, 19890), (4355, 18666), (4758, 17085), (5185, 15678), (5226, 15555), (5490, 14807), (5695, 14274), (6030, 13481), (6222, 13065), (6630, 12261), (6834, 11895), (7137, 11390), (7839, 10370), (7930, 10251), (8174, 9945), (8710, 9333)]