20218179900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{10139}}^1$

素因数の和:10213

約数の個数: 216

約数和(自身を含む): 64849599360

約数和(自身を除く): 44631419460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 25, 30, 34, 46, 50, 51, 60, 68, 69, 75, 85, 92, 100, 102, 115, 138, 150, 170, 204, 230, 255, 276, 289, 300, 340, 345, 391, 425, 460, 510, 575, 578, 690, 782, 850, 867, 1020, 1150, 1156, 1173, 1275, 1380, 1445, 1564, 1700, 1725, 1734, 1955, 2300, 2346, 2550, 2890, 3450, 3468, 3910, 4335, 4692, 5100, 5780, 5865, 6647, 6900, 7225, 7820, 8670, 9775, 10139, 11730, 13294, 14450, 17340, 19550, 19941, 20278, 21675, 23460, 26588, 28900, 29325, 30417, 33235, 39100, 39882, 40556, 43350, 50695, 58650, 60834, 66470, 79764, 86700, 99705, 101390, 117300, 121668, 132940, 152085, 166175, 172363, 199410, 202780, 233197, 253475, 304170, 332350, 344726, 398820, 466394, 498525, 506950, 517089, 608340, 664700, 689452, 699591, 760425, 861815, 932788, 997050, 1013900, 1034178, 1165985, 1399182, 1520850, 1723630, 1994100, 2068356, 2331970, 2585445, 2798364, 2930171, 3041700, 3447260, 3497955, 3964349, 4309075, 4663940, 5170890, 5829925, 5860342, 6995910, 7928698, 8618150, 8790513, 10341780, 11659850, 11720684, 11893047, 12927225, 13991820, 14650855, 15857396, 17236300, 17489775, 17581026, 19821745, 23319700, 23786094, 25854450, 29301710, 34979550, 35162052, 39643490, 43952565, 47572188, 51708900, 58603420, 59465235, 67393933, 69959100, 73254275, 79286980, 87905130, 99108725, 118930470, 134787866, 146508550, 175810260, 198217450, 202181799, 219762825, 237860940, 269575732, 293017100, 297326175, 336969665, 396434900, 404363598, 439525650, 594652350, 673939330, 808727196, 879051300, 1010908995, 1189304700, 1347878660, 1684848325, 2021817990, 3369696650, 4043635980, 5054544975, 6739393300, 10109089950, 20218179900]

約数ペア:

[(1, 20218179900), (2, 10109089950), (3, 6739393300), (4, 5054544975), (5, 4043635980), (6, 3369696650), (10, 2021817990), (12, 1684848325), (15, 1347878660), (17, 1189304700), (20, 1010908995), (23, 879051300), (25, 808727196), (30, 673939330), (34, 594652350), (46, 439525650), (50, 404363598), (51, 396434900), (60, 336969665), (68, 297326175), (69, 293017100), (75, 269575732), (85, 237860940), (92, 219762825), (100, 202181799), (102, 198217450), (115, 175810260), (138, 146508550), (150, 134787866), (170, 118930470), (204, 99108725), (230, 87905130), (255, 79286980), (276, 73254275), (289, 69959100), (300, 67393933), (340, 59465235), (345, 58603420), (391, 51708900), (425, 47572188), (460, 43952565), (510, 39643490), (575, 35162052), (578, 34979550), (690, 29301710), (782, 25854450), (850, 23786094), (867, 23319700), (1020, 19821745), (1150, 17581026), (1156, 17489775), (1173, 17236300), (1275, 15857396), (1380, 14650855), (1445, 13991820), (1564, 12927225), (1700, 11893047), (1725, 11720684), (1734, 11659850), (1955, 10341780), (2300, 8790513), (2346, 8618150), (2550, 7928698), (2890, 6995910), (3450, 5860342), (3468, 5829925), (3910, 5170890), (4335, 4663940), (4692, 4309075), (5100, 3964349), (5780, 3497955), (5865, 3447260), (6647, 3041700), (6900, 2930171), (7225, 2798364), (7820, 2585445), (8670, 2331970), (9775, 2068356), (10139, 1994100), (11730, 1723630), (13294, 1520850), (14450, 1399182), (17340, 1165985), (19550, 1034178), (19941, 1013900), (20278, 997050), (21675, 932788), (23460, 861815), (26588, 760425), (28900, 699591), (29325, 689452), (30417, 664700), (33235, 608340), (39100, 517089), (39882, 506950), (40556, 498525), (43350, 466394), (50695, 398820), (58650, 344726), (60834, 332350), (66470, 304170), (79764, 253475), (86700, 233197), (99705, 202780), (101390, 199410), (117300, 172363), (121668, 166175), (132940, 152085)]