31155900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 98431200

約数和(自身を除く): 67275300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 41, 50, 51, 60, 68, 75, 82, 85, 100, 102, 123, 149, 150, 164, 170, 204, 205, 246, 255, 298, 300, 340, 410, 425, 447, 492, 510, 596, 615, 697, 745, 820, 850, 894, 1020, 1025, 1230, 1275, 1394, 1490, 1700, 1788, 2050, 2091, 2235, 2460, 2533, 2550, 2788, 2980, 3075, 3485, 3725, 4100, 4182, 4470, 5066, 5100, 6109, 6150, 6970, 7450, 7599, 8364, 8940, 10132, 10455, 11175, 12218, 12300, 12665, 13940, 14900, 15198, 17425, 18327, 20910, 22350, 24436, 25330, 30396, 30545, 34850, 36654, 37995, 41820, 44700, 50660, 52275, 61090, 63325, 69700, 73308, 75990, 91635, 103853, 104550, 122180, 126650, 151980, 152725, 183270, 189975, 207706, 209100, 253300, 305450, 311559, 366540, 379950, 415412, 458175, 519265, 610900, 623118, 759900, 916350, 1038530, 1246236, 1557795, 1832700, 2077060, 2596325, 3115590, 5192650, 6231180, 7788975, 10385300, 15577950, 31155900]

約数ペア:

[(1, 31155900), (2, 15577950), (3, 10385300), (4, 7788975), (5, 6231180), (6, 5192650), (10, 3115590), (12, 2596325), (15, 2077060), (17, 1832700), (20, 1557795), (25, 1246236), (30, 1038530), (34, 916350), (41, 759900), (50, 623118), (51, 610900), (60, 519265), (68, 458175), (75, 415412), (82, 379950), (85, 366540), (100, 311559), (102, 305450), (123, 253300), (149, 209100), (150, 207706), (164, 189975), (170, 183270), (204, 152725), (205, 151980), (246, 126650), (255, 122180), (298, 104550), (300, 103853), (340, 91635), (410, 75990), (425, 73308), (447, 69700), (492, 63325), (510, 61090), (596, 52275), (615, 50660), (697, 44700), (745, 41820), (820, 37995), (850, 36654), (894, 34850), (1020, 30545), (1025, 30396), (1230, 25330), (1275, 24436), (1394, 22350), (1490, 20910), (1700, 18327), (1788, 17425), (2050, 15198), (2091, 14900), (2235, 13940), (2460, 12665), (2533, 12300), (2550, 12218), (2788, 11175), (2980, 10455), (3075, 10132), (3485, 8940), (3725, 8364), (4100, 7599), (4182, 7450), (4470, 6970), (5066, 6150), (5100, 6109)]