72688980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13313}}^1$

素因数の和:13345

約数の個数: 96

約数和(自身を含む): 250516224

約数和(自身を除く): 177827244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 13313, 26626, 39939, 53252, 66565, 79878, 93191, 133130, 159756, 173069, 186382, 199695, 266260, 279573, 346138, 372764, 399390, 465955, 519207, 559146, 692276, 798780, 865345, 931910, 1038414, 1118292, 1211483, 1397865, 1730690, 1863820, 2076828, 2422966, 2596035, 2795730, 3461380, 3634449, 4845932, 5192070, 5591460, 6057415, 7268898, 10384140, 12114830, 14537796, 18172245, 24229660, 36344490, 72688980]

約数ペア:

[(1, 72688980), (2, 36344490), (3, 24229660), (4, 18172245), (5, 14537796), (6, 12114830), (7, 10384140), (10, 7268898), (12, 6057415), (13, 5591460), (14, 5192070), (15, 4845932), (20, 3634449), (21, 3461380), (26, 2795730), (28, 2596035), (30, 2422966), (35, 2076828), (39, 1863820), (42, 1730690), (52, 1397865), (60, 1211483), (65, 1118292), (70, 1038414), (78, 931910), (84, 865345), (91, 798780), (105, 692276), (130, 559146), (140, 519207), (156, 465955), (182, 399390), (195, 372764), (210, 346138), (260, 279573), (273, 266260), (364, 199695), (390, 186382), (420, 173069), (455, 159756), (546, 133130), (780, 93191), (910, 79878), (1092, 66565), (1365, 53252), (1820, 39939), (2730, 26626), (5460, 13313)]