7180290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:81

約数の個数: 144

約数和(自身を含む): 22466808

約数和(自身を除く): 15286518

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 19, 26, 30, 34, 38, 39, 45, 51, 57, 65, 78, 85, 90, 95, 102, 114, 117, 130, 153, 170, 171, 190, 195, 221, 234, 247, 255, 285, 306, 323, 342, 361, 390, 442, 494, 510, 570, 585, 646, 663, 722, 741, 765, 855, 969, 1083, 1105, 1170, 1235, 1326, 1482, 1530, 1615, 1710, 1805, 1938, 1989, 2166, 2210, 2223, 2470, 2907, 3230, 3249, 3315, 3610, 3705, 3978, 4199, 4446, 4693, 4845, 5415, 5814, 6137, 6498, 6630, 7410, 8398, 9386, 9690, 9945, 10830, 11115, 12274, 12597, 14079, 14535, 16245, 18411, 19890, 20995, 22230, 23465, 25194, 28158, 29070, 30685, 32490, 36822, 37791, 41990, 42237, 46930, 55233, 61370, 62985, 70395, 75582, 79781, 84474, 92055, 110466, 125970, 140790, 159562, 184110, 188955, 211185, 239343, 276165, 377910, 398905, 422370, 478686, 552330, 718029, 797810, 1196715, 1436058, 2393430, 3590145, 7180290]

約数ペア:

[(1, 7180290), (2, 3590145), (3, 2393430), (5, 1436058), (6, 1196715), (9, 797810), (10, 718029), (13, 552330), (15, 478686), (17, 422370), (18, 398905), (19, 377910), (26, 276165), (30, 239343), (34, 211185), (38, 188955), (39, 184110), (45, 159562), (51, 140790), (57, 125970), (65, 110466), (78, 92055), (85, 84474), (90, 79781), (95, 75582), (102, 70395), (114, 62985), (117, 61370), (130, 55233), (153, 46930), (170, 42237), (171, 41990), (190, 37791), (195, 36822), (221, 32490), (234, 30685), (247, 29070), (255, 28158), (285, 25194), (306, 23465), (323, 22230), (342, 20995), (361, 19890), (390, 18411), (442, 16245), (494, 14535), (510, 14079), (570, 12597), (585, 12274), (646, 11115), (663, 10830), (722, 9945), (741, 9690), (765, 9386), (855, 8398), (969, 7410), (1083, 6630), (1105, 6498), (1170, 6137), (1235, 5814), (1326, 5415), (1482, 4845), (1530, 4693), (1615, 4446), (1710, 4199), (1805, 3978), (1938, 3705), (1989, 3610), (2166, 3315), (2210, 3249), (2223, 3230), (2470, 2907)]