30621760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1$

素因数の和:480

約数の個数: 112

約数和(自身を含む): 83338416

約数和(自身を除く): 52716656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 433, 442, 520, 544, 680, 832, 866, 884, 1040, 1088, 1105, 1360, 1732, 1768, 2080, 2165, 2210, 2720, 3464, 3536, 4160, 4330, 4420, 5440, 5629, 6928, 7072, 7361, 8660, 8840, 11258, 13856, 14144, 14722, 17320, 17680, 22516, 27712, 28145, 29444, 34640, 35360, 36805, 45032, 56290, 58888, 69280, 70720, 73610, 90064, 95693, 112580, 117776, 138560, 147220, 180128, 191386, 225160, 235552, 294440, 360256, 382772, 450320, 471104, 478465, 588880, 765544, 900640, 956930, 1177760, 1531088, 1801280, 1913860, 2355520, 3062176, 3827720, 6124352, 7655440, 15310880, 30621760]

約数ペア:

[(1, 30621760), (2, 15310880), (4, 7655440), (5, 6124352), (8, 3827720), (10, 3062176), (13, 2355520), (16, 1913860), (17, 1801280), (20, 1531088), (26, 1177760), (32, 956930), (34, 900640), (40, 765544), (52, 588880), (64, 478465), (65, 471104), (68, 450320), (80, 382772), (85, 360256), (104, 294440), (130, 235552), (136, 225160), (160, 191386), (170, 180128), (208, 147220), (221, 138560), (260, 117776), (272, 112580), (320, 95693), (340, 90064), (416, 73610), (433, 70720), (442, 69280), (520, 58888), (544, 56290), (680, 45032), (832, 36805), (866, 35360), (884, 34640), (1040, 29444), (1088, 28145), (1105, 27712), (1360, 22516), (1732, 17680), (1768, 17320), (2080, 14722), (2165, 14144), (2210, 13856), (2720, 11258), (3464, 8840), (3536, 8660), (4160, 7361), (4330, 7072), (4420, 6928), (5440, 5629)]