90260820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2269}}^1$

素因数の和:2314

約数の個数: 144

約数和(自身を含む): 312333840

約数和(自身を除く): 222073020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2269, 2340, 2652, 3060, 3315, 3978, 4420, 4538, 6630, 6807, 7956, 9076, 9945, 11345, 13260, 13614, 19890, 20421, 22690, 27228, 29497, 34035, 38573, 39780, 40842, 45380, 58994, 68070, 77146, 81684, 88491, 102105, 115719, 117988, 136140, 147485, 154292, 176982, 192865, 204210, 231438, 265473, 294970, 347157, 353964, 385730, 408420, 442455, 462876, 501449, 530946, 578595, 589940, 694314, 771460, 884910, 1002898, 1061892, 1157190, 1327365, 1388628, 1504347, 1735785, 1769820, 2005796, 2314380, 2507245, 2654730, 3008694, 3471570, 4513041, 5014490, 5309460, 6017388, 6943140, 7521735, 9026082, 10028980, 15043470, 18052164, 22565205, 30086940, 45130410, 90260820]

約数ペア:

[(1, 90260820), (2, 45130410), (3, 30086940), (4, 22565205), (5, 18052164), (6, 15043470), (9, 10028980), (10, 9026082), (12, 7521735), (13, 6943140), (15, 6017388), (17, 5309460), (18, 5014490), (20, 4513041), (26, 3471570), (30, 3008694), (34, 2654730), (36, 2507245), (39, 2314380), (45, 2005796), (51, 1769820), (52, 1735785), (60, 1504347), (65, 1388628), (68, 1327365), (78, 1157190), (85, 1061892), (90, 1002898), (102, 884910), (117, 771460), (130, 694314), (153, 589940), (156, 578595), (170, 530946), (180, 501449), (195, 462876), (204, 442455), (221, 408420), (234, 385730), (255, 353964), (260, 347157), (306, 294970), (340, 265473), (390, 231438), (442, 204210), (468, 192865), (510, 176982), (585, 154292), (612, 147485), (663, 136140), (765, 117988), (780, 115719), (884, 102105), (1020, 88491), (1105, 81684), (1170, 77146), (1326, 68070), (1530, 58994), (1989, 45380), (2210, 40842), (2269, 39780), (2340, 38573), (2652, 34035), (3060, 29497), (3315, 27228), (3978, 22690), (4420, 20421), (4538, 19890), (6630, 13614), (6807, 13260), (7956, 11345), (9076, 9945)]