740204055

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:470

約数の個数: 128

約数和(自身を含む): 1497139200

約数和(自身を除く): 756935145

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 37, 45, 51, 69, 85, 111, 115, 135, 153, 185, 207, 255, 333, 345, 379, 391, 459, 555, 621, 629, 765, 851, 999, 1035, 1137, 1173, 1665, 1887, 1895, 1955, 2295, 2553, 3105, 3145, 3411, 3519, 4255, 4995, 5661, 5685, 5865, 6443, 7659, 8717, 9435, 10233, 10557, 12765, 14023, 14467, 16983, 17055, 17595, 19329, 22977, 26151, 28305, 32215, 38295, 42069, 43401, 43585, 51165, 52785, 57987, 70115, 72335, 78453, 84915, 96645, 114885, 126207, 130203, 130755, 148189, 173961, 210345, 217005, 235359, 238391, 289935, 322529, 378621, 390609, 392265, 444567, 631035, 651015, 715173, 740945, 869805, 967587, 1176795, 1191955, 1333701, 1612645, 1893105, 1953045, 2145519, 2222835, 2902761, 3575865, 4001103, 4837935, 5482993, 6436557, 6668505, 8708283, 10727595, 14513805, 16448979, 20005515, 27414965, 32182785, 43541415, 49346937, 82244895, 148040811, 246734685, 740204055]

約数ペア:

[(1, 740204055), (3, 246734685), (5, 148040811), (9, 82244895), (15, 49346937), (17, 43541415), (23, 32182785), (27, 27414965), (37, 20005515), (45, 16448979), (51, 14513805), (69, 10727595), (85, 8708283), (111, 6668505), (115, 6436557), (135, 5482993), (153, 4837935), (185, 4001103), (207, 3575865), (255, 2902761), (333, 2222835), (345, 2145519), (379, 1953045), (391, 1893105), (459, 1612645), (555, 1333701), (621, 1191955), (629, 1176795), (765, 967587), (851, 869805), (999, 740945), (1035, 715173), (1137, 651015), (1173, 631035), (1665, 444567), (1887, 392265), (1895, 390609), (1955, 378621), (2295, 322529), (2553, 289935), (3105, 238391), (3145, 235359), (3411, 217005), (3519, 210345), (4255, 173961), (4995, 148189), (5661, 130755), (5685, 130203), (5865, 126207), (6443, 114885), (7659, 96645), (8717, 84915), (9435, 78453), (10233, 72335), (10557, 70115), (12765, 57987), (14023, 52785), (14467, 51165), (16983, 43585), (17055, 43401), (17595, 42069), (19329, 38295), (22977, 32215), (26151, 28305)]