72885618

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 178319232

約数和(自身を除く): 105433614

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 71, 78, 82, 107, 117, 123, 142, 213, 214, 234, 246, 321, 369, 426, 533, 639, 642, 738, 923, 963, 1066, 1278, 1391, 1599, 1846, 1926, 2769, 2782, 2911, 3198, 4173, 4387, 4797, 5538, 5822, 7597, 8307, 8346, 8733, 8774, 9594, 12519, 13161, 15194, 16614, 17466, 22791, 25038, 26199, 26322, 37843, 39483, 45582, 52398, 57031, 68373, 75686, 78966, 98761, 113529, 114062, 136746, 171093, 197522, 227058, 296283, 311477, 340587, 342186, 513279, 592566, 622954, 681174, 888849, 934431, 1026558, 1777698, 1868862, 2803293, 4049201, 5606586, 8098402, 12147603, 24295206, 36442809, 72885618]

約数ペア:

[(1, 72885618), (2, 36442809), (3, 24295206), (6, 12147603), (9, 8098402), (13, 5606586), (18, 4049201), (26, 2803293), (39, 1868862), (41, 1777698), (71, 1026558), (78, 934431), (82, 888849), (107, 681174), (117, 622954), (123, 592566), (142, 513279), (213, 342186), (214, 340587), (234, 311477), (246, 296283), (321, 227058), (369, 197522), (426, 171093), (533, 136746), (639, 114062), (642, 113529), (738, 98761), (923, 78966), (963, 75686), (1066, 68373), (1278, 57031), (1391, 52398), (1599, 45582), (1846, 39483), (1926, 37843), (2769, 26322), (2782, 26199), (2911, 25038), (3198, 22791), (4173, 17466), (4387, 16614), (4797, 15194), (5538, 13161), (5822, 12519), (7597, 9594), (8307, 8774), (8346, 8733)]