203168420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 546997248

約数和(自身を除く): 343828828

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 169, 182, 217, 260, 277, 310, 338, 364, 403, 434, 455, 554, 620, 676, 806, 845, 868, 910, 1085, 1108, 1183, 1385, 1612, 1690, 1820, 1939, 2015, 2170, 2366, 2770, 2821, 3380, 3601, 3878, 4030, 4340, 4732, 5239, 5540, 5642, 5915, 7202, 7756, 8060, 8587, 9695, 10478, 11284, 11830, 14105, 14404, 17174, 18005, 19390, 20956, 23660, 25207, 26195, 28210, 34348, 36010, 36673, 38780, 42935, 46813, 50414, 52390, 56420, 60109, 72020, 73346, 85870, 93626, 100828, 104780, 111631, 120218, 126035, 146692, 171740, 183365, 187252, 223262, 234065, 240436, 252070, 300545, 327691, 366730, 446524, 468130, 504140, 558155, 601090, 655382, 733460, 781417, 936260, 1116310, 1202180, 1310764, 1451203, 1562834, 1638455, 2232620, 2902406, 3125668, 3276910, 3907085, 5804812, 6553820, 7256015, 7814170, 10158421, 14512030, 15628340, 20316842, 29024060, 40633684, 50792105, 101584210, 203168420]

約数ペア:

[(1, 203168420), (2, 101584210), (4, 50792105), (5, 40633684), (7, 29024060), (10, 20316842), (13, 15628340), (14, 14512030), (20, 10158421), (26, 7814170), (28, 7256015), (31, 6553820), (35, 5804812), (52, 3907085), (62, 3276910), (65, 3125668), (70, 2902406), (91, 2232620), (124, 1638455), (130, 1562834), (140, 1451203), (155, 1310764), (169, 1202180), (182, 1116310), (217, 936260), (260, 781417), (277, 733460), (310, 655382), (338, 601090), (364, 558155), (403, 504140), (434, 468130), (455, 446524), (554, 366730), (620, 327691), (676, 300545), (806, 252070), (845, 240436), (868, 234065), (910, 223262), (1085, 187252), (1108, 183365), (1183, 171740), (1385, 146692), (1612, 126035), (1690, 120218), (1820, 111631), (1939, 104780), (2015, 100828), (2170, 93626), (2366, 85870), (2770, 73346), (2821, 72020), (3380, 60109), (3601, 56420), (3878, 52390), (4030, 50414), (4340, 46813), (4732, 42935), (5239, 38780), (5540, 36673), (5642, 36010), (5915, 34348), (7202, 28210), (7756, 26195), (8060, 25207), (8587, 23660), (9695, 20956), (10478, 19390), (11284, 18005), (11830, 17174), (14105, 14404)]