278324130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:400

約数の個数: 128

約数和(自身を含む): 788963328

約数和(自身を除く): 510639198

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 163, 173, 210, 235, 282, 326, 329, 346, 470, 489, 519, 658, 705, 815, 865, 978, 987, 1038, 1141, 1211, 1410, 1630, 1645, 1730, 1974, 2282, 2422, 2445, 2595, 3290, 3423, 3633, 4890, 4935, 5190, 5705, 6055, 6846, 7266, 7661, 8131, 9870, 11410, 12110, 15322, 16262, 17115, 18165, 22983, 24393, 28199, 34230, 36330, 38305, 40655, 45966, 48786, 53627, 56398, 56917, 76610, 81310, 84597, 107254, 113834, 114915, 121965, 140995, 160881, 169194, 170751, 197393, 229830, 243930, 268135, 281990, 284585, 321762, 341502, 394786, 422985, 536270, 569170, 592179, 804405, 845970, 853755, 986965, 1184358, 1325353, 1608810, 1707510, 1973930, 2650706, 2960895, 3976059, 5921790, 6626765, 7952118, 9277471, 13253530, 18554942, 19880295, 27832413, 39760590, 46387355, 55664826, 92774710, 139162065, 278324130]

約数ペア:

[(1, 278324130), (2, 139162065), (3, 92774710), (5, 55664826), (6, 46387355), (7, 39760590), (10, 27832413), (14, 19880295), (15, 18554942), (21, 13253530), (30, 9277471), (35, 7952118), (42, 6626765), (47, 5921790), (70, 3976059), (94, 2960895), (105, 2650706), (141, 1973930), (163, 1707510), (173, 1608810), (210, 1325353), (235, 1184358), (282, 986965), (326, 853755), (329, 845970), (346, 804405), (470, 592179), (489, 569170), (519, 536270), (658, 422985), (705, 394786), (815, 341502), (865, 321762), (978, 284585), (987, 281990), (1038, 268135), (1141, 243930), (1211, 229830), (1410, 197393), (1630, 170751), (1645, 169194), (1730, 160881), (1974, 140995), (2282, 121965), (2422, 114915), (2445, 113834), (2595, 107254), (3290, 84597), (3423, 81310), (3633, 76610), (4890, 56917), (4935, 56398), (5190, 53627), (5705, 48786), (6055, 45966), (6846, 40655), (7266, 38305), (7661, 36330), (8131, 34230), (9870, 28199), (11410, 24393), (12110, 22983), (15322, 18165), (16262, 17115)]