2903940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 10181808

約数和(自身を除く): 7277868

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, 73, 78, 85, 90, 102, 117, 130, 146, 153, 156, 170, 180, 195, 204, 219, 221, 234, 255, 260, 292, 306, 340, 365, 390, 438, 442, 468, 510, 585, 612, 657, 663, 730, 765, 780, 876, 884, 949, 1020, 1095, 1105, 1170, 1241, 1314, 1326, 1460, 1530, 1898, 1989, 2190, 2210, 2340, 2482, 2628, 2652, 2847, 3060, 3285, 3315, 3723, 3796, 3978, 4380, 4420, 4745, 4964, 5694, 6205, 6570, 6630, 7446, 7956, 8541, 9490, 9945, 11169, 11388, 12410, 13140, 13260, 14235, 14892, 16133, 17082, 18615, 18980, 19890, 22338, 24820, 28470, 32266, 34164, 37230, 39780, 42705, 44676, 48399, 55845, 56940, 64532, 74460, 80665, 85410, 96798, 111690, 145197, 161330, 170820, 193596, 223380, 241995, 290394, 322660, 483990, 580788, 725985, 967980, 1451970, 2903940]

約数ペア:

[(1, 2903940), (2, 1451970), (3, 967980), (4, 725985), (5, 580788), (6, 483990), (9, 322660), (10, 290394), (12, 241995), (13, 223380), (15, 193596), (17, 170820), (18, 161330), (20, 145197), (26, 111690), (30, 96798), (34, 85410), (36, 80665), (39, 74460), (45, 64532), (51, 56940), (52, 55845), (60, 48399), (65, 44676), (68, 42705), (73, 39780), (78, 37230), (85, 34164), (90, 32266), (102, 28470), (117, 24820), (130, 22338), (146, 19890), (153, 18980), (156, 18615), (170, 17082), (180, 16133), (195, 14892), (204, 14235), (219, 13260), (221, 13140), (234, 12410), (255, 11388), (260, 11169), (292, 9945), (306, 9490), (340, 8541), (365, 7956), (390, 7446), (438, 6630), (442, 6570), (468, 6205), (510, 5694), (585, 4964), (612, 4745), (657, 4420), (663, 4380), (730, 3978), (765, 3796), (780, 3723), (876, 3315), (884, 3285), (949, 3060), (1020, 2847), (1095, 2652), (1105, 2628), (1170, 2482), (1241, 2340), (1314, 2210), (1326, 2190), (1460, 1989), (1530, 1898)]