2150873620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{853}}^1$

素因数の和:990

約数の個数: 144

約数和(自身を含む): 5495551488

約数和(自身を除く): 3344677868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 83, 98, 124, 140, 155, 166, 196, 217, 245, 310, 332, 415, 434, 490, 581, 620, 830, 853, 868, 980, 1085, 1162, 1519, 1660, 1706, 2170, 2324, 2573, 2905, 3038, 3412, 4067, 4265, 4340, 5146, 5810, 5971, 6076, 7595, 8134, 8530, 10292, 11620, 11942, 12865, 15190, 16268, 17060, 18011, 20335, 23884, 25730, 26443, 29855, 30380, 36022, 40670, 41797, 51460, 52886, 59710, 70799, 72044, 81340, 83594, 90055, 105772, 119420, 126077, 132215, 141598, 167188, 180110, 185101, 208985, 252154, 264430, 283196, 353995, 360220, 370202, 417970, 495593, 504308, 528860, 630385, 707990, 740404, 835940, 925505, 991186, 1260770, 1295707, 1415980, 1851010, 1982372, 2194769, 2477965, 2521540, 2591414, 3469151, 3702020, 4389538, 4955930, 5182828, 6478535, 6938302, 8779076, 9911860, 10973845, 12957070, 13876604, 15363383, 17345755, 21947690, 25914140, 30726766, 34691510, 43895380, 61453532, 69383020, 76816915, 107543681, 153633830, 215087362, 307267660, 430174724, 537718405, 1075436810, 2150873620]

約数ペア:

[(1, 2150873620), (2, 1075436810), (4, 537718405), (5, 430174724), (7, 307267660), (10, 215087362), (14, 153633830), (20, 107543681), (28, 76816915), (31, 69383020), (35, 61453532), (49, 43895380), (62, 34691510), (70, 30726766), (83, 25914140), (98, 21947690), (124, 17345755), (140, 15363383), (155, 13876604), (166, 12957070), (196, 10973845), (217, 9911860), (245, 8779076), (310, 6938302), (332, 6478535), (415, 5182828), (434, 4955930), (490, 4389538), (581, 3702020), (620, 3469151), (830, 2591414), (853, 2521540), (868, 2477965), (980, 2194769), (1085, 1982372), (1162, 1851010), (1519, 1415980), (1660, 1295707), (1706, 1260770), (2170, 991186), (2324, 925505), (2573, 835940), (2905, 740404), (3038, 707990), (3412, 630385), (4067, 528860), (4265, 504308), (4340, 495593), (5146, 417970), (5810, 370202), (5971, 360220), (6076, 353995), (7595, 283196), (8134, 264430), (8530, 252154), (10292, 208985), (11620, 185101), (11942, 180110), (12865, 167188), (15190, 141598), (16268, 132215), (17060, 126077), (18011, 119420), (20335, 105772), (23884, 90055), (25730, 83594), (26443, 81340), (29855, 72044), (30380, 70799), (36022, 59710), (40670, 52886), (41797, 51460)]