72407860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 185149440

約数和(自身を除く): 112741580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 163, 167, 190, 266, 326, 334, 380, 532, 652, 665, 668, 815, 835, 1141, 1169, 1330, 1630, 1670, 2282, 2338, 2660, 3097, 3173, 3260, 3340, 4564, 4676, 5705, 5845, 6194, 6346, 11410, 11690, 12388, 12692, 15485, 15865, 21679, 22211, 22820, 23380, 27221, 30970, 31730, 43358, 44422, 54442, 61940, 63460, 86716, 88844, 108395, 108884, 111055, 136105, 190547, 216790, 222110, 272210, 381094, 433580, 444220, 517199, 544420, 762188, 952735, 1034398, 1905470, 2068796, 2585995, 3620393, 3810940, 5171990, 7240786, 10343980, 14481572, 18101965, 36203930, 72407860]

約数ペア:

[(1, 72407860), (2, 36203930), (4, 18101965), (5, 14481572), (7, 10343980), (10, 7240786), (14, 5171990), (19, 3810940), (20, 3620393), (28, 2585995), (35, 2068796), (38, 1905470), (70, 1034398), (76, 952735), (95, 762188), (133, 544420), (140, 517199), (163, 444220), (167, 433580), (190, 381094), (266, 272210), (326, 222110), (334, 216790), (380, 190547), (532, 136105), (652, 111055), (665, 108884), (668, 108395), (815, 88844), (835, 86716), (1141, 63460), (1169, 61940), (1330, 54442), (1630, 44422), (1670, 43358), (2282, 31730), (2338, 30970), (2660, 27221), (3097, 23380), (3173, 22820), (3260, 22211), (3340, 21679), (4564, 15865), (4676, 15485), (5705, 12692), (5845, 12388), (6194, 11690), (6346, 11410)]