74507940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1873}}^1$

素因数の和:1918

約数の個数: 144

約数和(自身を含む): 257847408

約数和(自身を除く): 183339468

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, 1873, 1989, 2210, 2340, 2652, 3060, 3315, 3746, 3978, 4420, 5619, 6630, 7492, 7956, 9365, 9945, 11238, 13260, 16857, 18730, 19890, 22476, 24349, 28095, 31841, 33714, 37460, 39780, 48698, 56190, 63682, 67428, 73047, 84285, 95523, 97396, 112380, 121745, 127364, 146094, 159205, 168570, 191046, 219141, 243490, 286569, 292188, 318410, 337140, 365235, 382092, 413933, 438282, 477615, 486980, 573138, 636820, 730470, 827866, 876564, 955230, 1095705, 1146276, 1241799, 1432845, 1460940, 1655732, 1910460, 2069665, 2191410, 2483598, 2865690, 3725397, 4139330, 4382820, 4967196, 5731380, 6208995, 7450794, 8278660, 12417990, 14901588, 18626985, 24835980, 37253970, 74507940]

約数ペア:

[(1, 74507940), (2, 37253970), (3, 24835980), (4, 18626985), (5, 14901588), (6, 12417990), (9, 8278660), (10, 7450794), (12, 6208995), (13, 5731380), (15, 4967196), (17, 4382820), (18, 4139330), (20, 3725397), (26, 2865690), (30, 2483598), (34, 2191410), (36, 2069665), (39, 1910460), (45, 1655732), (51, 1460940), (52, 1432845), (60, 1241799), (65, 1146276), (68, 1095705), (78, 955230), (85, 876564), (90, 827866), (102, 730470), (117, 636820), (130, 573138), (153, 486980), (156, 477615), (170, 438282), (180, 413933), (195, 382092), (204, 365235), (221, 337140), (234, 318410), (255, 292188), (260, 286569), (306, 243490), (340, 219141), (390, 191046), (442, 168570), (468, 159205), (510, 146094), (585, 127364), (612, 121745), (663, 112380), (765, 97396), (780, 95523), (884, 84285), (1020, 73047), (1105, 67428), (1170, 63682), (1326, 56190), (1530, 48698), (1873, 39780), (1989, 37460), (2210, 33714), (2340, 31841), (2652, 28095), (3060, 24349), (3315, 22476), (3746, 19890), (3978, 18730), (4420, 16857), (5619, 13260), (6630, 11238), (7492, 9945), (7956, 9365)]