142492980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2851}}^1$

素因数の和:2894

約数の個数: 144

約数和(自身を含む): 491593536

約数和(自身を除く): 349100556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1666, 1785, 2380, 2499, 2851, 2940, 3332, 3570, 4165, 4998, 5702, 7140, 8330, 8553, 9996, 11404, 12495, 14255, 16660, 17106, 19957, 24990, 28510, 34212, 39914, 42765, 48467, 49980, 57020, 59871, 79828, 85530, 96934, 99785, 119742, 139699, 145401, 171060, 193868, 199570, 239484, 242335, 279398, 290802, 299355, 339269, 399140, 419097, 484670, 558796, 581604, 598710, 678538, 698495, 727005, 838194, 969340, 1017807, 1197420, 1357076, 1396990, 1454010, 1676388, 1696345, 2035614, 2095485, 2374883, 2793980, 2908020, 3392690, 4071228, 4190970, 4749766, 5089035, 6785380, 7124649, 8381940, 9499532, 10178070, 11874415, 14249298, 20356140, 23748830, 28498596, 35623245, 47497660, 71246490, 142492980]

約数ペア:

[(1, 142492980), (2, 71246490), (3, 47497660), (4, 35623245), (5, 28498596), (6, 23748830), (7, 20356140), (10, 14249298), (12, 11874415), (14, 10178070), (15, 9499532), (17, 8381940), (20, 7124649), (21, 6785380), (28, 5089035), (30, 4749766), (34, 4190970), (35, 4071228), (42, 3392690), (49, 2908020), (51, 2793980), (60, 2374883), (68, 2095485), (70, 2035614), (84, 1696345), (85, 1676388), (98, 1454010), (102, 1396990), (105, 1357076), (119, 1197420), (140, 1017807), (147, 969340), (170, 838194), (196, 727005), (204, 698495), (210, 678538), (238, 598710), (245, 581604), (255, 558796), (294, 484670), (340, 419097), (357, 399140), (420, 339269), (476, 299355), (490, 290802), (510, 279398), (588, 242335), (595, 239484), (714, 199570), (735, 193868), (833, 171060), (980, 145401), (1020, 139699), (1190, 119742), (1428, 99785), (1470, 96934), (1666, 85530), (1785, 79828), (2380, 59871), (2499, 57020), (2851, 49980), (2940, 48467), (3332, 42765), (3570, 39914), (4165, 34212), (4998, 28510), (5702, 24990), (7140, 19957), (8330, 17106), (8553, 16660), (9996, 14255), (11404, 12495)]