221852280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2101

約数の個数: 128

約数和(自身を含む): 727211520

約数和(自身を除く): 505359240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 195, 213, 260, 284, 312, 355, 390, 426, 520, 568, 710, 780, 852, 923, 1065, 1420, 1560, 1704, 1846, 2003, 2130, 2769, 2840, 3692, 4006, 4260, 4615, 5538, 6009, 7384, 8012, 8520, 9230, 10015, 11076, 12018, 13845, 16024, 18460, 20030, 22152, 24036, 26039, 27690, 30045, 36920, 40060, 48072, 52078, 55380, 60090, 78117, 80120, 104156, 110760, 120180, 130195, 142213, 156234, 208312, 240360, 260390, 284426, 312468, 390585, 426639, 520780, 568852, 624936, 711065, 781170, 853278, 1041560, 1137704, 1422130, 1562340, 1706556, 1848769, 2133195, 2844260, 3124680, 3413112, 3697538, 4266390, 5546307, 5688520, 7395076, 8532780, 9243845, 11092614, 14790152, 17065560, 18487690, 22185228, 27731535, 36975380, 44370456, 55463070, 73950760, 110926140, 221852280]

約数ペア:

[(1, 221852280), (2, 110926140), (3, 73950760), (4, 55463070), (5, 44370456), (6, 36975380), (8, 27731535), (10, 22185228), (12, 18487690), (13, 17065560), (15, 14790152), (20, 11092614), (24, 9243845), (26, 8532780), (30, 7395076), (39, 5688520), (40, 5546307), (52, 4266390), (60, 3697538), (65, 3413112), (71, 3124680), (78, 2844260), (104, 2133195), (120, 1848769), (130, 1706556), (142, 1562340), (156, 1422130), (195, 1137704), (213, 1041560), (260, 853278), (284, 781170), (312, 711065), (355, 624936), (390, 568852), (426, 520780), (520, 426639), (568, 390585), (710, 312468), (780, 284426), (852, 260390), (923, 240360), (1065, 208312), (1420, 156234), (1560, 142213), (1704, 130195), (1846, 120180), (2003, 110760), (2130, 104156), (2769, 80120), (2840, 78117), (3692, 60090), (4006, 55380), (4260, 52078), (4615, 48072), (5538, 40060), (6009, 36920), (7384, 30045), (8012, 27690), (8520, 26039), (9230, 24036), (10015, 22152), (11076, 20030), (12018, 18460), (13845, 16024)]