461940920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2869

約数の個数: 128

約数和(自身を含む): 1291161600

約数和(自身を除く): 829220680

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, 2801, 2945, 4123, 4340, 4712, 5320, 5602, 5890, 8246, 8680, 11204, 11780, 14005, 16492, 19607, 20615, 22408, 23560, 28010, 32984, 39214, 41230, 53219, 56020, 78428, 82460, 86831, 98035, 106438, 112040, 156856, 164920, 173662, 196070, 212876, 266095, 347324, 372533, 392140, 425752, 434155, 532190, 607817, 694648, 745066, 784280, 868310, 1064380, 1215634, 1490132, 1649789, 1736620, 1862665, 2128760, 2431268, 2980264, 3039085, 3299578, 3473240, 3725330, 4862536, 6078170, 6599156, 7450660, 8248945, 11548523, 12156340, 13198312, 14901320, 16497890, 23097046, 24312680, 32995780, 46194092, 57742615, 65991560, 92388184, 115485230, 230970460, 461940920]

約数ペア:

[(1, 461940920), (2, 230970460), (4, 115485230), (5, 92388184), (7, 65991560), (8, 57742615), (10, 46194092), (14, 32995780), (19, 24312680), (20, 23097046), (28, 16497890), (31, 14901320), (35, 13198312), (38, 12156340), (40, 11548523), (56, 8248945), (62, 7450660), (70, 6599156), (76, 6078170), (95, 4862536), (124, 3725330), (133, 3473240), (140, 3299578), (152, 3039085), (155, 2980264), (190, 2431268), (217, 2128760), (248, 1862665), (266, 1736620), (280, 1649789), (310, 1490132), (380, 1215634), (434, 1064380), (532, 868310), (589, 784280), (620, 745066), (665, 694648), (760, 607817), (868, 532190), (1064, 434155), (1085, 425752), (1178, 392140), (1240, 372533), (1330, 347324), (1736, 266095), (2170, 212876), (2356, 196070), (2660, 173662), (2801, 164920), (2945, 156856), (4123, 112040), (4340, 106438), (4712, 98035), (5320, 86831), (5602, 82460), (5890, 78428), (8246, 56020), (8680, 53219), (11204, 41230), (11780, 39214), (14005, 32984), (16492, 28010), (19607, 23560), (20615, 22408)]