40809720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2597

約数の個数: 128

約数和(自身を含む): 147340800

約数和(自身を除く): 106531080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2557, 2660, 3192, 3990, 5114, 5320, 7671, 7980, 10228, 12785, 15342, 15960, 17899, 20456, 25570, 30684, 35798, 38355, 48583, 51140, 53697, 61368, 71596, 76710, 89495, 97166, 102280, 107394, 143192, 145749, 153420, 178990, 194332, 214788, 242915, 268485, 291498, 306840, 340081, 357980, 388664, 429576, 485830, 536970, 582996, 680162, 715960, 728745, 971660, 1020243, 1073940, 1165992, 1360324, 1457490, 1700405, 1943320, 2040486, 2147880, 2720648, 2914980, 3400810, 4080972, 5101215, 5829960, 6801620, 8161944, 10202430, 13603240, 20404860, 40809720]

約数ペア:

[(1, 40809720), (2, 20404860), (3, 13603240), (4, 10202430), (5, 8161944), (6, 6801620), (7, 5829960), (8, 5101215), (10, 4080972), (12, 3400810), (14, 2914980), (15, 2720648), (19, 2147880), (20, 2040486), (21, 1943320), (24, 1700405), (28, 1457490), (30, 1360324), (35, 1165992), (38, 1073940), (40, 1020243), (42, 971660), (56, 728745), (57, 715960), (60, 680162), (70, 582996), (76, 536970), (84, 485830), (95, 429576), (105, 388664), (114, 357980), (120, 340081), (133, 306840), (140, 291498), (152, 268485), (168, 242915), (190, 214788), (210, 194332), (228, 178990), (266, 153420), (280, 145749), (285, 143192), (380, 107394), (399, 102280), (420, 97166), (456, 89495), (532, 76710), (570, 71596), (665, 61368), (760, 53697), (798, 51140), (840, 48583), (1064, 38355), (1140, 35798), (1330, 30684), (1596, 25570), (1995, 20456), (2280, 17899), (2557, 15960), (2660, 15342), (3192, 12785), (3990, 10228), (5114, 7980), (5320, 7671)]