8446707640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{51217}}^1$

素因数の和:51285

約数の個数: 128

約数和(自身を含む): 23601254400

約数和(自身を除く): 15154546760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 434, 532, 589, 620, 665, 760, 868, 1064, 1085, 1178, 1240, 1330, 1736, 2170, 2356, 2660, 2945, 4123, 4340, 4712, 5320, 5890, 8246, 8680, 11780, 16492, 20615, 23560, 32984, 41230, 51217, 82460, 102434, 164920, 204868, 256085, 358519, 409736, 512170, 717038, 973123, 1024340, 1434076, 1587727, 1792595, 1946246, 2048680, 2868152, 3175454, 3585190, 3892492, 4865615, 6350908, 6811861, 7170380, 7784984, 7938635, 9731230, 11114089, 12701816, 13623722, 14340760, 15877270, 19462460, 22228178, 27247444, 30166813, 31754540, 34059305, 38924920, 44456356, 54494888, 55570445, 60333626, 63509080, 68118610, 88912712, 111140890, 120667252, 136237220, 150834065, 211167691, 222281780, 241334504, 272474440, 301668130, 422335382, 444563560, 603336260, 844670764, 1055838455, 1206672520, 1689341528, 2111676910, 4223353820, 8446707640]

約数ペア:

[(1, 8446707640), (2, 4223353820), (4, 2111676910), (5, 1689341528), (7, 1206672520), (8, 1055838455), (10, 844670764), (14, 603336260), (19, 444563560), (20, 422335382), (28, 301668130), (31, 272474440), (35, 241334504), (38, 222281780), (40, 211167691), (56, 150834065), (62, 136237220), (70, 120667252), (76, 111140890), (95, 88912712), (124, 68118610), (133, 63509080), (140, 60333626), (152, 55570445), (155, 54494888), (190, 44456356), (217, 38924920), (248, 34059305), (266, 31754540), (280, 30166813), (310, 27247444), (380, 22228178), (434, 19462460), (532, 15877270), (589, 14340760), (620, 13623722), (665, 12701816), (760, 11114089), (868, 9731230), (1064, 7938635), (1085, 7784984), (1178, 7170380), (1240, 6811861), (1330, 6350908), (1736, 4865615), (2170, 3892492), (2356, 3585190), (2660, 3175454), (2945, 2868152), (4123, 2048680), (4340, 1946246), (4712, 1792595), (5320, 1587727), (5890, 1434076), (8246, 1024340), (8680, 973123), (11780, 717038), (16492, 512170), (20615, 409736), (23560, 358519), (32984, 256085), (41230, 204868), (51217, 164920), (82460, 102434)]