1647748830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8501}}^1$

素因数の和:8602

約数の個数: 128

約数和(自身を含む): 4936329216

約数和(自身を除く): 3288580386

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 71, 78, 91, 105, 130, 142, 182, 195, 210, 213, 273, 355, 390, 426, 455, 497, 546, 710, 910, 923, 994, 1065, 1365, 1491, 1846, 2130, 2485, 2730, 2769, 2982, 4615, 4970, 5538, 6461, 7455, 8501, 9230, 12922, 13845, 14910, 17002, 19383, 25503, 27690, 32305, 38766, 42505, 51006, 59507, 64610, 85010, 96915, 110513, 119014, 127515, 178521, 193830, 221026, 255030, 297535, 331539, 357042, 552565, 595070, 603571, 663078, 773591, 892605, 1105130, 1207142, 1547182, 1657695, 1785210, 1810713, 2320773, 3017855, 3315390, 3621426, 3867955, 4224997, 4641546, 6035710, 7735910, 7846423, 8449994, 9053565, 11603865, 12674991, 15692846, 18107130, 21124985, 23207730, 23539269, 25349982, 39232115, 42249970, 47078538, 54924961, 63374955, 78464230, 109849922, 117696345, 126749910, 164774883, 235392690, 274624805, 329549766, 549249610, 823874415, 1647748830]

約数ペア:

[(1, 1647748830), (2, 823874415), (3, 549249610), (5, 329549766), (6, 274624805), (7, 235392690), (10, 164774883), (13, 126749910), (14, 117696345), (15, 109849922), (21, 78464230), (26, 63374955), (30, 54924961), (35, 47078538), (39, 42249970), (42, 39232115), (65, 25349982), (70, 23539269), (71, 23207730), (78, 21124985), (91, 18107130), (105, 15692846), (130, 12674991), (142, 11603865), (182, 9053565), (195, 8449994), (210, 7846423), (213, 7735910), (273, 6035710), (355, 4641546), (390, 4224997), (426, 3867955), (455, 3621426), (497, 3315390), (546, 3017855), (710, 2320773), (910, 1810713), (923, 1785210), (994, 1657695), (1065, 1547182), (1365, 1207142), (1491, 1105130), (1846, 892605), (2130, 773591), (2485, 663078), (2730, 603571), (2769, 595070), (2982, 552565), (4615, 357042), (4970, 331539), (5538, 297535), (6461, 255030), (7455, 221026), (8501, 193830), (9230, 178521), (12922, 127515), (13845, 119014), (14910, 110513), (17002, 96915), (19383, 85010), (25503, 64610), (27690, 59507), (32305, 51006), (38766, 42505)]