304336920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3625

約数の個数: 128

約数和(自身を含む): 983715840

約数和(自身を除く): 679378920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2852, 3557, 3565, 3720, 4278, 5704, 7114, 7130, 8556, 10671, 10695, 14228, 14260, 17112, 17785, 21342, 21390, 28456, 28520, 35570, 42684, 42780, 53355, 71140, 81811, 85368, 85560, 106710, 110267, 142280, 163622, 213420, 220534, 245433, 327244, 330801, 409055, 426840, 441068, 490866, 551335, 654488, 661602, 818110, 882136, 981732, 1102670, 1227165, 1323204, 1636220, 1654005, 1963464, 2205340, 2454330, 2536141, 2646408, 3272440, 3308010, 4410680, 4908660, 5072282, 6616020, 7608423, 9817320, 10144564, 12680705, 13232040, 15216846, 20289128, 25361410, 30433692, 38042115, 50722820, 60867384, 76084230, 101445640, 152168460, 304336920]

約数ペア:

[(1, 304336920), (2, 152168460), (3, 101445640), (4, 76084230), (5, 60867384), (6, 50722820), (8, 38042115), (10, 30433692), (12, 25361410), (15, 20289128), (20, 15216846), (23, 13232040), (24, 12680705), (30, 10144564), (31, 9817320), (40, 7608423), (46, 6616020), (60, 5072282), (62, 4908660), (69, 4410680), (92, 3308010), (93, 3272440), (115, 2646408), (120, 2536141), (124, 2454330), (138, 2205340), (155, 1963464), (184, 1654005), (186, 1636220), (230, 1323204), (248, 1227165), (276, 1102670), (310, 981732), (345, 882136), (372, 818110), (460, 661602), (465, 654488), (552, 551335), (620, 490866), (690, 441068), (713, 426840), (744, 409055), (920, 330801), (930, 327244), (1240, 245433), (1380, 220534), (1426, 213420), (1860, 163622), (2139, 142280), (2760, 110267), (2852, 106710), (3557, 85560), (3565, 85368), (3720, 81811), (4278, 71140), (5704, 53355), (7114, 42780), (7130, 42684), (8556, 35570), (10671, 28520), (10695, 28456), (14228, 21390), (14260, 21342), (17112, 17785)]